Definition: You are given a question on virology. You are also given 4 answer options (associated with "A", "B", "C", "D"), out of which only one is correct. You need to answer the question by selecting the correct option. You should only answer with the choice letter, not the whole answer.
Input: Which of the following is a morphological characteristic of the paramyxoviruses.
(A)Fragile viruses often visualised with RNA spewing from the inside (B)Elongate viruses (C)Icosahedral viruses with envelope (D)Very large viruses

A